Chemistry, 20.05.2021 20:00 ethanmatthews2336
Suppose you will determine the composition of the unknown substance that was collected at the scene of the crime. You are encouraged to work on this case. You can perform a series of tests on the unknown substance and compare results of the same tests performed on known samples. Follow these steps:
List physical properties you can use as a simple method of identifying substances.
Describe how you can use density to help identify unknown substances.
Explain how forensic chemist can help you identify unknown substances.
How important is comparing tests results of know substances in a lab setting?
Answers: 2
Another question on Chemistry
Chemistry, 21.06.2019 12:30
Given 7.65 g of butanoic acid and excess ethanol, how many grams of ethyl butyrate would be synthesized, assuming a complete 100% yield?
Answers: 3
Chemistry, 22.06.2019 15:30
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
Answers: 2
Chemistry, 22.06.2019 18:30
Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes
Answers: 1
You know the right answer?
Suppose you will determine the composition of the unknown substance that was collected at the scene...
Questions
Mathematics, 30.06.2019 10:00
Biology, 30.06.2019 10:00
Mathematics, 30.06.2019 10:00
English, 30.06.2019 10:00
Arts, 30.06.2019 10:00
Physics, 30.06.2019 10:00
English, 30.06.2019 10:00
Mathematics, 30.06.2019 10:00
Physics, 30.06.2019 10:00
